If you display the rulers and position your cursor at the top-left corner of the window, where the two rulers meet, the cross hairs are the ruler origin.

Question

Quizplus · Accepted Answer

The point where the horizontal and vertical rulers meet in applications like Adobe Photoshop or Illustrator is considered the ruler origin, and positioning the cursor there will indeed show the crosshairs, indicating the origin point for measurements.

If You Display the Rulers and Position Your Cursor at the Top-Left